Topic: U.S. says wants Syria's Assad out despite focus on Islamic State

UNITED NATIONS (Reuters) - The United States is focusing its efforts on defeating Islamic State militants wreaking havoc in Iraq and Syria but has not changed its position that Syrian President Bashar al-Assad must go, the U.S. envoy to the United Nations said on Tuesday. The United States and five Arab allies began bombing Islamic State positions in Syria this month. The group, which is also known as ISIL and ISIS, has seized vast areas of Syria and Iraq and is accused of massacres and beheadings of civilians and soldiers. ...